void treeView1_MouseClick(object sender, MouseEventArgs e)
{
TreeNode tn = treeView1.GetNodeAt(e.Location);
if (tn == null)
{
return;
}
FeatureRendererCategory c = tn.Tag as FeatureRendererCategory;
if (c == null && c.Children == null)
{
return;
}
foreach (Control ctr in panel1.Controls)
{
ctr.Visible = false;
}
Control ctr1 = null;
if (c != null && c.Children == null)
{
ctr1 = GetControlByFeatureCategory(c);
if (ctr1 != null)
{
panel1.Controls.Add(ctr1);
}
}
//else if (c != null && c.Children != null)
//{
// ctr1 = GetControlByFeatureCategory(c.Children[0]);
// if (ctr1 != null)
// panel1.Controls.Add(ctr1);
//}
}
private void InitRendererCatagories()
{
List <FeatureRendererCategory> roots = new List <FeatureRendererCategory>();
FeatureRendererCategory c1 = new FeatureRendererCategory("按要素着色");
FeatureRendererCategory c2 = new FeatureRendererCategory("按类别着色");
//FeatureRendererCategory c3 = new FeatureRendererCategory("按梯度着色");
//FeatureRendererCategory c4 = new FeatureRendererCategory("按图形着色");
roots.Add(c1);
roots.Add(c2);
//roots.Add(c3);
//roots.Add(c4);
c1.Add(new FeatureRendererCategorySimple("简单着色器"));
c1.Add(new FeatureRendererCategoryComposite("组合着色器"));
c1.Add(new FeatureRendererCategorySimpleTwoStep("两阶段着色器"));
c2.Add(new FeatureRendererCategoryUniqueValue("唯一值着色器"));
foreach (FeatureRendererCategory c in roots)
{
TreeNode tn = new TreeNode(c.Name);
tn.Tag = c;
treeView1.Nodes.Add(tn);
AddFeatureCategoryToTreeView(tn, c);
}
treeView1.MouseClick += new MouseEventHandler(treeView1_MouseClick);
}
public void Add(FeatureRendererCategory child)
{
if (Children == null)
{
Children = new List <FeatureRendererCategory>();
}
Children.Add(child);
}
private void AddFeatureCategoryToTreeView(TreeNode parent, FeatureRendererCategory c)
{
if (c.Children != null)
{
foreach (FeatureRendererCategory sub in c.Children)
{
TreeNode tn = new TreeNode(sub.Name);
tn.Tag = sub;
parent.Nodes.Add(tn);
AddFeatureCategoryToTreeView(tn, sub);
}
}
}
private Control GetControlByFeatureCategory(FeatureRendererCategory c)
{
foreach (Control ctr in panel1.Controls)
{
if (ctr.Tag != null && ctr.Tag.Equals(c))
{
ctr.Visible = true;
_currentEditorControl = ctr as IFeaureRenderEditorControl;
return(ctr);
}
}
Control cctr = c.GetFeaureRenderEditorControl() as Control;
if (cctr == null)
{
return(null);
}
cctr.Tag = c;
(cctr as UCFeatureRendererControlBase).Layer = _vectorFeatureLayer;
cctr.Dock = DockStyle.Fill;
_currentEditorControl = cctr as IFeaureRenderEditorControl;
return(cctr);
}